A hummingbird weighs less than a penny.
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Dolly Dimples, a 555 lbs. woman, lost 443 lbs in one year by eating nothing but baby food.
16
The elephant brain weighs about 6,000g.
274
Sex burns about 360 calories per hour.
860
Most elephants weigh less than a blue whale's tongue.
442
The average person's skin weighs twice as much as their brain.
131
The 1 yen coin can be used as a weight, because it weighs exactly one gram. Also, it can float on water.
19
A neutron star (what remains after a Super Nova) is so dense that a portion of it the size of a sugar cube would weigh as much as all of humanity, or more than all the cars in the United States.
5